Add a Wikidata export connector for a pinned CC0 computing field.

The connector maps native Q-ids to aliases under urn:ce ids, publishes only through the existing rights and reference gate, and leaves the real-user pilot open.

Assistant: grok
Assistant-Session: 01a15378-f601-7fe2-a143-8e1500a1d59c

examples/dataspaces/computing-basics/import-report.md

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+# Import report
+
+Connector version: wikidata-export/0.1.0
+Source id: src:wikidata:computing-basics
+Source URI: https://www.wikidata.org/wiki/Wikidata:Licensing
+License: CC0-1.0
+Attribution: Wikidata contributors
+Source digest: e506c3563820b18c84f1d7670dd455b4f53bd0431849fa97ee78258e16b6a821
+Content hash: 76fc628d0f56dd5ea9bf164b83ad70f7d8b1f42943c71ced2948808acee91d75
+Published: true
+Candidates: 16
+Accepted: 16
+
+## Tombstones
+- (none)
+
+## Quarantine
+- (none)
+
+## Dangling references
+- (none)
+
+## Identity conflicts
+- (none)